Sameer Ansari, Managing Director & Global CISO Solutions Leader at Protiviti

Managing Director & Global CISO Solutions Leader at Protiviti

Sameer Ansari is a Managing Director in Technology Consulting and leads the CISO Solutions Group. He brings more than 20 years of experience delivering cybersecurity, privacy, and data risk solutions to the financial services industry, spanning banking, insurance, and asset management. Previously, Sameer was a Managing Director at a Big Four firm, where he led privacy and data risk management and served as cybersecurity lead for investment management. Earlier, he was Head of Privacy and Data Governance at Vanguard, where he built global enterprise programs and co-chaired the Data Protection Advisory Committee.

Cyber Security Insights

How CISOs Can Better Communicate With the C-Suite and Board Members

February 12, 2026

The role of the CISO has evolved dramatically over the past decade. What was once a function centered on technical controls and perimeter defense has become a leadership position at the crossroads of business strategy, risk management and enterprise resilience.

How CISOs Can Better Communicate With the C-Suite and Board Members

FBI, CISA, and HHS Warn about Medusa Ransomware Targeting Over 500 Critical Infrastructure Organizations

OpenAI Announces New Security Safeguards After Internal Model Crosses “Critical” Threshold

Employee Databases from Multiple Fortune 500 Companies Affecting 3.6 Million Employees Listed on the Dark Web

How CISOs Can Better Communicate With the C-Suite and Board Members

Uber Draws Second-Largest Ever GDPR Fine Over Automated Driver Suspensions

FBI, CISA, and HHS Warn about Medusa Ransomware Targeting Over 500 Critical Infrastructure Organizations

OpenAI Announces New Security Safeguards After Internal Model Crosses “Critical” Threshold

Employee Databases from Multiple Fortune 500 Companies Affecting 3.6 Million Employees Listed on the Dark Web